Home / 347,142,804,415.34-520,715,961,854.76-108,357,436,874.86

Finding the Fourth Proportional to 347,142,804,415.34, 520,715,961,854.76 and 108,357,436,874.86

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Solution

The fourth proportional to 347,142,804,415.34, 520,715,961,854.76 and 108,357,436,874.86 is: 162,536,703,191.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,142,804,415.34 : 520,715,961,854.76 = 108,357,436,874.86 : x
  2. Step 2: Convert to fraction form
    347,142,804,415.34/520,715,961,854.76 = 108,357,436,874.86/x
  3. Step 3: Cross multiply
    347,142,804,415.34x = 520,715,961,854.76 × 108,357,436,874.86
  4. Step 4: Simplify right side
    347,142,804,415.34x = 56,423,446,966,409,164,226,560
  5. Step 5: Solve for x
    x = 56,423,446,966,409,164,226,560/347,142,804,415.34
  6. Step 6: Final answer
    x = 162,536,703,191.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.